TP-Link Gigabit SFP module Multi-mode MiniGBIC, LC interface, Up to 550/275m distance

MiniGBIC Module TL-SM311LM - Multi-mode MiniGBIC module - Applied to T3700G-28TQ, TL-SG5412F/TL-SG5428, TL-SL5428E,TL-SG3210/TL-SG3216/TL-SG3424/TL-SG3424P,TL-SL3428/TL-SL3452, TL-SG2210P/TL-SG2216/TL-SG2424/TL-SG2424P/TL-SG2452, TL-SL2210/TL-SL2218/TL-SL2428/TL-SL2452 and MC220L What This Product Does The TL-SM311 series Fiber Module Cards are introduced for extending transfer distance. Attached to our managed/smart switches, they can extend the distance to several kilometers even tens of kilometers which can basically satisfy the distance requirement of LAN. Users can choose whether and which items to use the fiber modules according to the demand in order to lower cost.